Wins
5
Indexed tournament wins
Player record
Weissler, Mark
Losses
5
Indexed tournament losses
Matches
10
Decisive results
Win rate
50.0%
Across indexed matches
Peak rating
1,051
Highest rating in the available history.
Biggest upset
DeVries, Brian
Bean Soup Open · Mar 20, 1999 · +361 rating
Open →Biggest loss
Not enough data
No qualifying loss available.
Most frequent opponent
Toenjes, Nick
2 matches
Open →Rating trajectory
Published rating movement across recorded events.
Tournament history
2 tournament appearances · synced Aug 8, 2026, 2:21 AM
| Date | Tournament | Rating in | Rating after | Points changed | Record |
|---|---|---|---|---|---|
| Mar 20, 1999 | Bean Soup OpenTournament · View matches | 1,001 | 1,051 | +50 | 2W / 3L |
| Sep 19, 1998 | Colorado Giant RRTournament · View matches · Initial rating 1,001 | Unrated | 1,001 | — | 3W / 2L |
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